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<h1>K:/VoodooShader/Framework/MaterialManager.cpp</h1><a href="_material_manager_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
<a name="l00002"></a>00002 <span class="preprocessor">#include &quot;<a class="code" href="_material_manager_8hpp.html">MaterialManager.hpp</a>&quot;</span>
<a name="l00003"></a>00003 <span class="preprocessor">#include &quot;<a class="code" href="_adapter_8hpp.html">Adapter.hpp</a>&quot;</span>
<a name="l00004"></a>00004 <span class="preprocessor">#include &quot;<a class="code" href="_core_8hpp.html">Core.hpp</a>&quot;</span>
<a name="l00005"></a>00005 <span class="preprocessor">#include &quot;<a class="code" href="_exception_8hpp.html">Exception.hpp</a>&quot;</span>
<a name="l00006"></a>00006 <span class="preprocessor">#include &quot;<a class="code" href="_shader_8hpp.html">Shader.hpp</a>&quot;</span>
<a name="l00007"></a>00007 
<a name="l00008"></a>00008 <span class="keyword">namespace </span>VoodooShader
<a name="l00009"></a>00009 {
<a name="l00010"></a><a class="code" href="class_voodoo_shader_1_1_material_manager.html#a3429bc00ada64b46347b5e46192f9ced">00010</a>         <a class="code" href="class_voodoo_shader_1_1_material_manager.html#a3429bc00ada64b46347b5e46192f9ced">MaterialManager::MaterialManager</a>(<a class="code" href="class_voodoo_shader_1_1_core.html" title="Core engine class for the Voodoo Shader Framework.">Core</a> * parent)
<a name="l00011"></a>00011                 : mParent(parent), mDefault(NULL)
<a name="l00012"></a>00012         { };
<a name="l00013"></a>00013 
<a name="l00014"></a><a class="code" href="class_voodoo_shader_1_1_material_manager.html#af6a3026b50a40d699bc2e5dd887f32a6">00014</a>         <span class="keywordtype">void</span> <a class="code" href="class_voodoo_shader_1_1_material_manager.html#af6a3026b50a40d699bc2e5dd887f32a6" title="Adds a material (a connected Texture/Shader pair) to the internal material map.">MaterialManager::Add</a>(<a class="code" href="class_voodoo_shader_1_1_texture.html">Texture</a> * texture, <a class="code" href="class_voodoo_shader_1_1_shader.html">Shader</a> * shader, <span class="keywordtype">bool</span> global)
<a name="l00015"></a>00015         {
<a name="l00016"></a>00016                 <span class="comment">// Search the map for the texture</span>
<a name="l00017"></a>00017                 MaterialMap::iterator material = this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.find(texture);
<a name="l00018"></a>00018 
<a name="l00019"></a>00019                 <span class="keywordflow">if</span> ( material != this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.end() )
<a name="l00020"></a>00020                 {
<a name="l00021"></a>00021                         <span class="comment">// Rebind it if found</span>
<a name="l00022"></a>00022                         material-&gt;second = shader;
<a name="l00023"></a>00023                 } <span class="keywordflow">else</span> {
<a name="l00024"></a>00024                         <span class="comment">// Insert this material into the map</span>
<a name="l00025"></a>00025                         this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>[texture] = shader;
<a name="l00026"></a>00026                 }
<a name="l00027"></a>00027 
<a name="l00028"></a>00028                 <span class="comment">// If the global parameter is set, set this as the global shader.</span>
<a name="l00029"></a>00029                 <span class="keywordflow">if</span> ( global )
<a name="l00030"></a>00030                 {
<a name="l00031"></a>00031                         this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a1947a1c91f73bb965141b66a14317789">mDefault</a> = shader;
<a name="l00032"></a>00032                 }
<a name="l00033"></a>00033         }
<a name="l00034"></a>00034 
<a name="l00035"></a><a class="code" href="class_voodoo_shader_1_1_material_manager.html#acf7c99f1920c6a1da04a515059cba0cb">00035</a>         <span class="keywordtype">void</span> <a class="code" href="class_voodoo_shader_1_1_material_manager.html#acf7c99f1920c6a1da04a515059cba0cb" title="Removes a material from the internal material map.">MaterialManager::Remove</a>(<a class="code" href="class_voodoo_shader_1_1_texture.html">Texture</a> * texture)
<a name="l00036"></a>00036         {
<a name="l00037"></a>00037                 MaterialMap::iterator material = this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.find(texture);
<a name="l00038"></a>00038 
<a name="l00039"></a>00039                 <span class="keywordflow">if</span> ( material != this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.end() )
<a name="l00040"></a>00040                 {
<a name="l00041"></a>00041                         this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.erase(material);       
<a name="l00042"></a>00042                 } <span class="keywordflow">else</span> {
<a name="l00043"></a>00043                         <a class="code" href="_meta_8hpp.html#a3ea21531e84c90ff57c243eef463266b">Throw</a>(<span class="stringliteral">&quot;Voodoo Core: Texture not present in material map.&quot;</span>, this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#af795ee1773a096e3ac6e3535249c5f07">mParent</a>);
<a name="l00044"></a>00044                 }
<a name="l00045"></a>00045         }
<a name="l00046"></a>00046 
<a name="l00047"></a><a class="code" href="class_voodoo_shader_1_1_material_manager.html#a676de9db092d79358c3cfc068e48a38c">00047</a>         <span class="keywordtype">void</span> <a class="code" href="class_voodoo_shader_1_1_material_manager.html#a676de9db092d79358c3cfc068e48a38c" title="Binds a material for use in drawing.">MaterialManager::Bind</a>(<a class="code" href="class_voodoo_shader_1_1_texture.html">Texture</a> * texture)
<a name="l00048"></a>00048         {
<a name="l00049"></a>00049                 Adapter * adapter = this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#af795ee1773a096e3ac6e3535249c5f07">mParent</a>-&gt;<a class="code" href="class_voodoo_shader_1_1_core.html#ade70edb7133b2d31e398d184e3d89873" title="Retrieve the Adapter attached to this Core.">GetAdapter</a>();
<a name="l00050"></a>00050 
<a name="l00051"></a>00051                 <span class="keywordflow">if</span> ( !adapter )
<a name="l00052"></a>00052                 {
<a name="l00053"></a>00053                         <a class="code" href="_meta_8hpp.html#a3ea21531e84c90ff57c243eef463266b">Throw</a>(<span class="stringliteral">&quot;Voodoo Core: Attempted to bind material with no adapter set.&quot;</span>, this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#af795ee1773a096e3ac6e3535249c5f07">mParent</a>);
<a name="l00054"></a>00054                 }
<a name="l00055"></a>00055 
<a name="l00056"></a>00056                 MaterialMap::iterator material = this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.find(texture);
<a name="l00057"></a>00057 
<a name="l00058"></a>00058                 <span class="keywordflow">if</span> ( material != this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.end() )
<a name="l00059"></a>00059                 {
<a name="l00060"></a>00060                         <a class="code" href="class_voodoo_shader_1_1_shader.html">Shader</a> * shader = material-&gt;second;
<a name="l00061"></a>00061                         adapter-&gt;Bind(shader);
<a name="l00062"></a>00062                         this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#acc89a0dff3d32f506a226f6dc67f9f50">mBound</a> = shader;          
<a name="l00063"></a>00063                 } <span class="keywordflow">else</span> {
<a name="l00064"></a>00064                         <span class="keywordflow">if</span> ( this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a1947a1c91f73bb965141b66a14317789">mDefault</a> )
<a name="l00065"></a>00065                         {
<a name="l00066"></a>00066                                 adapter-&gt;Bind(this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a1947a1c91f73bb965141b66a14317789">mDefault</a>);
<a name="l00067"></a>00067                                 this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#acc89a0dff3d32f506a226f6dc67f9f50">mBound</a> = this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a1947a1c91f73bb965141b66a14317789">mDefault</a>;
<a name="l00068"></a>00068                         } <span class="keywordflow">else</span> {
<a name="l00069"></a>00069                                 <a class="code" href="_meta_8hpp.html#a3ea21531e84c90ff57c243eef463266b">Throw</a>(<span class="stringliteral">&quot;Voodoo Core: Could not find material to bind.&quot;</span>, this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#af795ee1773a096e3ac6e3535249c5f07">mParent</a>);
<a name="l00070"></a>00070                         }
<a name="l00071"></a>00071                 }
<a name="l00072"></a>00072         }
<a name="l00073"></a>00073 
<a name="l00074"></a><a class="code" href="class_voodoo_shader_1_1_material_manager.html#a44ed78bd5a796b96898dfaef31859e20">00074</a>         <span class="keywordtype">void</span> <a class="code" href="class_voodoo_shader_1_1_material_manager.html#a44ed78bd5a796b96898dfaef31859e20" title="Unbinds the currently bound material (future draw calls will not use any material...">MaterialManager::Unbind</a>()
<a name="l00075"></a>00075         {
<a name="l00076"></a>00076                 <span class="keywordflow">if</span> ( this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#acc89a0dff3d32f506a226f6dc67f9f50">mBound</a> )
<a name="l00077"></a>00077                 {
<a name="l00078"></a>00078                         Adapter * adapter = this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#af795ee1773a096e3ac6e3535249c5f07">mParent</a>-&gt;<a class="code" href="class_voodoo_shader_1_1_core.html#ade70edb7133b2d31e398d184e3d89873" title="Retrieve the Adapter attached to this Core.">GetAdapter</a>();
<a name="l00079"></a>00079 
<a name="l00080"></a>00080                         <span class="keywordflow">if</span> ( !adapter )
<a name="l00081"></a>00081                         {
<a name="l00082"></a>00082                                 <a class="code" href="_meta_8hpp.html#a3ea21531e84c90ff57c243eef463266b">Throw</a>(<span class="stringliteral">&quot;Voodoo Core: Attempted to unbind material with no adapter set.&quot;</span>, this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#af795ee1773a096e3ac6e3535249c5f07">mParent</a>);
<a name="l00083"></a>00083                         }
<a name="l00084"></a>00084 
<a name="l00085"></a>00085                         adapter-&gt;Unbind();
<a name="l00086"></a>00086                         this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#acc89a0dff3d32f506a226f6dc67f9f50">mBound</a> = NULL;
<a name="l00087"></a>00087                 }
<a name="l00088"></a>00088         }
<a name="l00089"></a>00089 
<a name="l00090"></a>00090 
<a name="l00091"></a><a class="code" href="class_voodoo_shader_1_1_material_manager.html#afe90a75f7619dc22d7a5d98568e7571f">00091</a>         <a class="code" href="class_voodoo_shader_1_1_shader.html">Shader</a> * <a class="code" href="class_voodoo_shader_1_1_material_manager.html#afe90a75f7619dc22d7a5d98568e7571f" title="Retrieve a shader from a bound material.">MaterialManager::Find</a>(<a class="code" href="class_voodoo_shader_1_1_texture.html">Texture</a> * texture)
<a name="l00092"></a>00092         {
<a name="l00093"></a>00093                 MaterialMap::iterator material = this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.find(texture);
<a name="l00094"></a>00094 
<a name="l00095"></a>00095                 <span class="keywordflow">if</span> ( material != this-&gt;<a class="code" href="class_voodoo_shader_1_1_material_manager.html#a5945d39328f50cf8513b854116d3a8b4">mMaterials</a>.end() )
<a name="l00096"></a>00096                 {
<a name="l00097"></a>00097                         <span class="keywordflow">return</span> material-&gt;second;
<a name="l00098"></a>00098                 } <span class="keywordflow">else</span> {
<a name="l00099"></a>00099                         <span class="keywordflow">return</span> NULL;
<a name="l00100"></a>00100                 }
<a name="l00101"></a>00101         }
<a name="l00102"></a>00102 }
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